GitHub Copilot CLI vs. Mastra Code

Feature	GitHub Copilot CLI	Mastra Code

Tagline	The power of GitHub Copilot in your terminal	Coding agent that replaces compaction with Observational Memory
Website	https://github.com/features/copilot/cli	https://code.mastra.ai/
Language	typescript	typescript
Release Date	September 24, 2025	December 24, 2025
Last Updated	June 29, 2026	September 4, 2026
Provider Type	AI Lab	Independent
MCP Support	Yes	Yes
Multi-Agent Support	Yes	Yes
Git Integration	deep	basic
Multi-File Editing	Yes	Yes
Auto Test Running	Yes	No
Sandbox / Permissions	No	Yes
Image / Multimodal Input	Yes	Yes
Voice Mode	Yes	Yes
IDE Integration	VS Code, Cursor, Windsurf, JetBrains, Neovim, Visual Studio, Xcode	ACP (Agent Client Protocol)
Hooks / Extensions	Yes	Yes
Web Search	Yes	Yes
Local Model Support	Yes	Yes
Context Window	Auto-managed	Model-dependent; observation-based
Supported Models	Multi-provider (GitHub-managed) and local models	Claude, GPT, Gemini and thousands more via Mastra's unified model router, plus custom OpenAI-compatible providers
Supported Subscriptions	GitHub Copilot	Claude Code ChatGPT GitHub Copilot SuperGrok
Pricing Model	Freemium, Usage Based	Free, BYOK
Free Tier	Yes	Yes
Price Range	Free / $10-39/mo	Free (BYOK)
Source Code Availability	Proprietary Software	Open Source (Apache-2.0)
Source Code	https://github.com/github/copilot-cli	https://github.com/mastra-ai/mastra
Development State	active	active